nvdimm acpi: cleanup nvdimm_build_fit

inline buf_size to refine the code a bit

Suggested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>

diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c
index f2c0659..148999e 100644 (file)
--- a/hw/acpi/nvdimm.c
+++ b/hw/acpi/nvdimm.c
@@ -1134,11 +1134,9 @@ static void nvdimm_build_fit(Aml *dev)
     aml_append(ifctx, aml_return(aml_buffer(0, NULL)));
     aml_append(method, ifctx);
 
-    aml_append(method, aml_store(aml_shiftleft(buf_size, aml_int(3)),
-                                 buf_size));
     aml_append(method, aml_create_field(buf,
                             aml_int(4 * BITS_PER_BYTE), /* offset at byte 4.*/
-                            buf_size, "BUFF"));
+                            aml_shiftleft(buf_size, aml_int(3)), "BUFF"));
     aml_append(method, aml_return(aml_name("BUFF")));
     aml_append(dev, method);